combust

[ kuh m-buhst ]
/ kəmˈbʌst /

verb (used with or without object)

to burn.

Origin of combust

1325–75; Middle English < Latin combūstus (past participle of combūrere to burn up, equivalent to com- com- + -ūs- variant stem of ūrere to burn + -tus past participle suffix; -b- by misanalysis of ambūrere, another derivative, as am- + -būrere)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for combust

British Dictionary definitions for combust

combust
/ (kəmˈbʌst) /

adjective

astrology (of a star or planet) invisible for a period between 24 and 30 days each year due to its proximity to the sun

verb

chem to burn
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012